Düsseldorf, Germany – With the formal opening of its new isophorone production line in Herne, Germany, RAG subsidiary Degussa is paving the way for expansion and growth in the North Rhine-Westphalia region. With the capacity increase achieved by the expansion, Degussa is consolidating its position in this growth market. In addition to the three integrated production facilities for isophorone now existing in Herne, the company has a fourth production line in Mobile, AL.